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Câu 10:

Cho hàm số $f\left( x \right) = \left| x \right|\sin x.$

Câu 10: Cho hàm số f(x)=∣x∣sin⁡x.f\left( x \right) = \left| x \right|\sin x.f(x)=∣x∣sinx. Phát biểu nào sau đây là đúng về hàm số đã cho?

Thông tin câu hỏi

Câu 10:

Cho hàm số $f\left( x \right) = \left| x \right|\sin x.$ Phát biểu nào sau đây là đúng về hàm số đã cho?